CN115175830A - Lower cover assembly structure for vehicle-mounted component - Google Patents

Abstract

An end face of an upper end edge portion (19) of a first cover side plate portion (16) of a lower cover (15) constitutes a first engagement end face having a first engagement groove (24) extending in a first direction, and a lower end edge portion of a first member side plate portion of an in-vehicle member constitutes a first engagement end edge portion capable of being inserted into and engaged with the first engagement groove (24). The end face of the upper end edge of the second cover side plate (17) of the lower cover (15) forms a second engagement end face having a second engagement groove (28) extending in the second direction, and the lower end edge of the second member side plate of the vehicle-mounted member forms a second engagement end edge capable of being inserted into and engaged with the second engagement groove (28). A first inner protrusion (23) extending in the first direction so as to define the other side of the first engaging groove (24) in the second direction is formed on the first engaging end surface. The first inner protrusion (23) has a first inclined surface that gradually reduces the protrusion height from the bottom of the first engagement groove (24) toward the other side in the second direction.

Description

Assembly structure of lower cover of vehicle parts

technical field

The present disclosure relates to a lower cover assembly structure of an in-vehicle component.

Background technique

There is a container (for example, a heating and cooling box) that can adjust the temperature in the container by receiving power supply, and is fixed to the floor in the passenger compartment, the electrical wiring is wired under the container, and a cover (lower cover) covering the electrical wiring is assembled to the container. the lower case. In this case, it is considered that the wiring work of the electrical wiring is performed before the container is fixed to the floor side, and after the lower cover is assembled to the container, the container and the lower cover are fixed to the floor.

prior art literature

Patent Literature

Patent Document 1: Japanese Patent Laid-Open No. 2005-257124

SUMMARY OF THE INVENTION

The technical problem to be solved by the invention

In order to efficiently perform the wiring work of the container (vehicle-mounted component), it is sometimes preferable to perform the wiring work before assembling the lower cover after the vehicle-mounted component is fixed to the floor side, and then assemble the lower cover to the vehicle-mounted component after the wiring.

However, when the lower cover is to be assembled after fixing the in-vehicle components, it is difficult to align the lower cover with respect to the in-vehicle components, the assembling work of the lower cover becomes complicated, and the workability may decrease.

Therefore, an object of the present disclosure is to provide a lower cover assembly structure for an in-vehicle component that can easily and reliably assemble the lower cover at a predetermined position with respect to the in-vehicle component fixed to the vehicle side.

technical means for solving technical problems

In order to achieve the above-mentioned object, a first aspect of the present disclosure is a lower cover assembly structure for assembling a lower cover to an in-vehicle component in a component-mounted state in which the in-vehicle component is fixed to a mounted surface on the vehicle side, including a lower cover provided on a lower portion of the in-vehicle component. The first member side plate portion and the second member side plate portion, and the first cover side plate portion and the second cover side plate portion provided in the lower cover. The first component side plate portion is separated from the mounted surface upward in the component mounted state, stands up, and extends in the first direction. The second member side plate portion is separated upward from the mounted surface in the member mounted state, stands up, and extends from one end of the first member side plate portion in a second direction intersecting with the first direction. The first cover side plate portion continuously extends downward from the first member side plate portion in the cover assembly state of the vehicle-mounted component in which the lower cover is assembled to the component-mounted state, and covers the lower side of the vehicle-mounted component from one side in the second direction . The second cover side plate portion continuously extends downward from the second member side plate portion in the cover assembled state, and covers the lower part of the vehicle-mounted component from one side in the first direction.

One end surface of the lower end edge portion of the first member side plate portion and the upper end edge portion of the first cover side plate portion constitutes a first engagement end surface having a first engagement groove extending in the first direction. The other of the lower end edge portion of the first member side plate portion and the upper end edge portion of the first cover side plate portion constitutes a first engagement end edge portion that can be inserted into and engaged with the first engagement groove. The engagement of the first engagement groove and the first engagement edge portion restricts the movement of the first cover side plate portion in the second direction relative to the first member side plate portion.

One end surface of the lower end edge of the second member side plate portion and the upper end edge of the second cover side plate portion constitutes a second engagement end surface having a second engagement groove extending in the second direction. The other of the lower end edge portion of the second member side plate portion and the upper end edge portion of the second cover side plate portion constitutes a second engagement end edge portion that can be inserted into the second engagement groove and engaged. The engagement of the second engagement groove and the second engagement edge portion restricts the movement of the second cover side plate portion relative to the second member side plate portion in the first direction. In the assembled state of the cover, the first engaging groove is engaged with the first engaging edge portion, and the second engaging groove is engaged with the second engaging edge portion.

A first inner protrusion is formed on the first engaging end surface, and the first inner protrusion extends along the first direction so as to define the other side of the second direction of the first engaging groove. The first inner protrusion has a first inclined surface, and the protruding height of the first inclined surface from the groove bottom of the first engaging groove gradually decreases toward the other side in the second direction.

In the above configuration, when the lower cover is assembled to the vehicle-mounted component in the component-mounted state, the first cover side plate portion is located at a position deviated from the first member side plate portion to one side in the second direction, and the In a state where the end surface (upper surface) of the second cover side plate portion is aligned with the end surface (lower surface) of the lower edge portion of the second member side plate portion, the lower cover is slid to the other side in the second direction so that the first The upper end edge of the second cover side plate portion moves along the lower end edge of the second member side plate portion, and the upper end edge portion of the first cover side plate portion reaches the lower end edge of the first member side plate portion. Preferably, when the lower cover slides to the other side in the second direction, at least the upper end edge of the first cover side plate portion reaches the lower end edge of the first member side plate portion, the second engagement groove and the second The engaging end edge is engaged. The moving direction of the lower cover can be restricted by sliding the lower cover in a state where the second engaging groove is engaged with the second engaging edge portion.

In the assembled state of the cover, the first engaging groove is engaged with the first engaging edge portion, and the second engaging groove is engaged with the second engaging edge portion. The engagement between the first engaging groove and the first engaging end edge restricts the movement of the first cover side plate portion relative to the first member side plate portion in the second direction, and the second engaging groove and the second engaging end edge The engagement of the part restricts the movement of the second cover side plate portion in the first direction with respect to the second member side plate portion. By these engagements, the positioning of the lower cover with respect to the vehicle-mounted component can be easily and reliably performed.

When the upper end edge of the first cover side plate portion reaches the lower end edge of the first member side plate portion in a state where the second engagement groove is engaged with the second engagement end edge portion, the first engagement end edge The portion is in contact with the first inner protrusion from the other side in the second direction. Since the first inner protrusion has a first inclined surface whose protruding height from the groove bottom of the first engaging groove gradually decreases toward the other side in the second direction, the first engaging end edge portion ascends with the movement of the lower cover. on the first inclined surface and move toward the first engaging groove. By elastic deformation of at least one of the lower end edge of the first member side plate portion and the upper end edge of the first cover side plate portion, the first engagement end edge portion is allowed to move toward the first engagement groove on the first inclined surface. Moving, the first engaging end edge that goes beyond the first inclined surface is engaged with the first engaging groove. Since the first inclined surface is provided on the first inner protrusion in this way, the first engagement edge portion can be easily and reliably engaged with the first engagement groove.

A second aspect of the present disclosure is the lower cover assembly structure of the first aspect, a second inner protrusion is formed on the second engaging end surface, and the second inner protrusion defines the other side of the second engaging groove in the first direction way to extend in the second direction. The second inner protrusion has a second inclined surface, and the protruding height of the second inclined surface from the groove bottom of the second engaging end surface gradually decreases toward the other side in the first direction.

In the above configuration, in a state where the upper end edge of the first cover side plate portion reaches the lower end edge of the first member side plate portion, a part or all of the second engagement end edge is deviated from the second engagement groove , and when the second inner protrusion is located on or near the second inclined surface, press-fit the second member side plate portion or the second cover side plate portion so that the second engaging edge portion faces on the second inclined surface The second engaging groove moves. By press-fitting the second member side plate portion or the second cover side plate portion, the second engagement edge portion can be engaged with the second engagement groove. By elastic deformation of at least one of the lower end edge of the second member side plate portion and the upper end edge of the second cover side plate portion, the second engagement end edge portion is allowed to move toward the second engagement groove on the first inclined surface. move. Since the second inclined surface is provided on the second inner protrusion in this way, the second engagement edge portion can be easily and reliably engaged with the second engagement groove.

Invention effect

According to the present disclosure, it is possible to easily and reliably assemble the lower cover at a predetermined position with respect to the in-vehicle component fixed to the vehicle side.

Description of drawings

FIG. 1 is a perspective view showing a cover assembly state of a lower cover assembly structure according to an embodiment of the present disclosure.

FIG. 2 is a perspective view showing a state before the in-vehicle component is fixed to the floor.

FIG. 3 is a perspective view showing a component attachment state before the lower cover is assembled.

4 is a perspective view showing a lower cover and a component fixing bracket.

5 is a plan cross-sectional view showing a state in the middle of the second engaging end edge engaging with the second engaging groove and slidingly moving before the first engaging end edge reaches the first inner protrusion.

FIG. 6 is a cross-sectional view taken along line VI-VI of FIG. 5 .

7 is a cross-sectional view taken along line VII-VII of FIG. 5 , showing the engagement state of the second engagement groove and the second engagement end edge.

8 is a cross-sectional view showing a state in which the first engagement end edge portion is positioned on the first inclined surface of the first inner protrusion.

FIG. 9 is a cross-sectional view showing an engagement state between the first engagement groove and the first engagement end edge.

Detailed ways

Hereinafter, an embodiment of the present disclosure will be described with reference to the accompanying drawings. The left-right direction in the following description refers to the left-right direction in a state of facing the front of the vehicle. The arrow FR in the drawing indicates the front of the vehicle, the arrow UP indicates the upper side of the vehicle, and the arrow L indicates the left. The direction related to the container 1 is the direction in the component mounted state fixing the container 1 to the floor 3, and the direction related to the lower cover 15 is the direction in the cover assembled state of the container 1 in the component mounted state where the lower cover 15 is assembled. In this embodiment, the first direction corresponds to the front-rear direction, one side of the first direction corresponds to the front side, the other side of the first direction corresponds to the rear side, and the second direction corresponds to the vehicle width direction (left-right direction), One side of the second direction corresponds to the left side, and the other side of the second direction corresponds to the right side, but the first direction and the second direction can be arbitrarily set.

The in-vehicle component of the present embodiment is a heating/cooling box (hereinafter, referred to as a container) 1 that can heat or cool storage items by receiving power supply to adjust the temperature inside. As shown in FIGS. 1 and 2 , the container 1 is placed on a predetermined position (a position between the driver's seat and the passenger's seat in the present embodiment) on the floor (the mounted surface on the vehicle side) 3 in the vehicle compartment 2 . , which is fastened and fixed to the container mounting bracket 4 by a plurality of bolts (stud bolts) 5 and nuts 8 (see FIG. 4 ), and the container mounting bracket 4 is fixed to the floor 3 . In FIG. 4 , as some of the plurality of bolts 5 and nuts 8 , the container 1 is omitted, and the stud bolt 5 fixed to the container mounting bracket 4 and the nut 8 screwed with the stud bolt 5 are illustrated. The upper part of the container 1 is openably and closably closed by a lid 6 , and an electrical wiring 7 for power supply and the like is connected to an electrical wiring (not shown) on the vehicle side below the container 1 . The container 1 is provided with a switch (not shown) that is operated when the power is turned on/off or heating/cooling is switched.

The container 1 has a rectangular box shape with front, rear, left and right outer surfaces formed by a container front plate 10 (see FIG. 7 ), a container rear plate 11 , a left container 12 and a right container (not shown). The lower part of the container left plate part 12 (the lower part of the container left plate) 13 constitutes a first member side plate part which is separated from the floor 3 upward in the member mounted state and stands upright along the front-rear direction (the first direction). )extend. The lower part of the container front plate part 10 (the lower part of the container front plate) 14 constitutes a second member side plate part (refer to FIG. 7 ), which is separated from the floor 3 upward in the member mounted state and stands up along the vehicle. The width direction (second direction) extends.

As shown in FIGS. 1 , 3 and 4 , a lower cover 15 is assembled to the lower part of the container 1 . The lower cover 15 assembled to the lower part of the container 1 is fixed to the container 1 and the floor 3 (the container mounting bracket 4 ) by engaging with clips, claw parts (not shown), and the like.

A cover left plate portion 16 , a cover front plate portion 17 , and a cover rear plate portion 18 are integrally formed on the upper portion of the lower cover 15 . The cover front plate portion 17 is bent at a substantially right angle from the front end edge of the cover left plate portion 16 toward the cover left plate portion 16 . The right side (the other side in the second direction) extends, and the cover rear plate portion 18 is bent at a substantially right angle from the rear end edge of the cover left plate portion 16 and extends rightward. The length in the vehicle width direction of the cover rear plate portion 18 is shorter than the length in the vehicle width direction of the cover front plate portion 17 .

The cover left plate portion 16 constitutes a first cover side plate portion that continuously extends downward from the container left plate lower portion 13 in the cover assembled state, and covers the lower portion of the container 1 from the left side (one side in the second direction). The cover front plate portion 17 constitutes a second cover side plate portion that extends continuously downward from the container front plate lower portion 14 in the cover assembled state and covers the lower portion of the container 1 from the front side (one side in the first direction). The cover rear plate portion 18 extends continuously downward from the lower portion of the container rear plate portion 11 in the cover assembled state, and covers the lower portion of the container 1 from the rear side (the other side in the first direction).

As shown in FIGS. 4 to 9 , the upper end edge portion (cover left upper upper edge portion) 19 of the cover left plate portion 16 , the upper end edge portion (cover front upper upper edge portion) 20 of the cover front plate portion 17 , and the cover rear The upper end edge portion (cover rear upper upper edge portion) 21 of the plate portion 18 is respectively bent in an L shape toward the inside of the container 1 to form a wide upper surface (end surface). On the upper surfaces of these panel edge portions 19 , 20 , 21 , along the outer edges of the upper surfaces of the panel edge portions 19 , 20 , 21 , protruding from the cover left panel edge portion 19 via the front panel edge portion 20 is provided. On the other hand, the linear outer protrusions 22 extend continuously to the upper edge portion 21 of the cover rear panel.

A first inner protrusion 23 is protruded from the upper surface (first engaging end surface) of the upper cover 19 on the left upper plate, and an upward opening is defined between the first inner protrusion 23 and the outer protrusion 22 and extends in the front-rear direction. the first engaging groove 24 . The first inner protrusion 23 extends along the front-rear direction on the right side of the outer protrusion 22 , and defines the right side of the first engaging groove 24 . The lower end edge portion (first engagement end edge portion) 25 of the container left plate lower portion 13 can be inserted into the first engagement groove 24 to be engaged, and the first inner protrusion 23 is provided on the outer edge portion 19 of the cover left plate upper portion. The middle area outside the specified area at the front and rear ends. The engagement between the first engagement groove 24 and the first engagement edge portion 25 restricts the movement of the cover left plate portion 16 relative to the container left plate lower portion 13 in the vehicle width direction.

A first inclined surface 26 inclined downward to the right is formed on the first inner protrusion 23 . The first inclined surface 26 gradually reduces the protruding height of the first inner protrusion 23 from the groove bottom of the first engaging groove 24 toward the right side.

A second inner protrusion 27 is protruded from the upper surface (second engaging end surface) of the cover front upper upper edge portion 20 , and an upward opening is defined between the second inner protrusion 27 and the outer protrusion 22 along the vehicle width direction. The extended second engaging groove 28 . The second inner protrusion 27 extends in the vehicle width direction on the rear side of the outer protrusion 22 and defines the rear side of the second engaging groove 28 . The lower end edge portion (second engagement end edge portion) 29 of the container front plate lower portion 14 can be inserted into the second engagement groove 28 for engagement, and the second inner protrusion 27 is provided on the cover front plate upper edge portion 20 except for the The middle area outside the specified area at the left and right ends. The engagement between the second engagement groove 28 and the second engagement edge portion 29 restricts the movement of the cover front plate portion 17 in the front-rear direction relative to the container front plate lower portion 14 .

A second inclined surface 30 inclined rearward and downward is formed on the second inner protrusion 27 . The second inclined surface 30 gradually reduces the protruding height of the second inner protrusion 27 from the groove bottom of the second engaging groove 28 toward the rear side.

In addition, in the present embodiment, the first engaging groove 24 that can be engaged with the lower end edge 25 of the container left plate lower part 13 is provided on the upper surface of the cover left panel upper edge 19 , and the cover front panel upper edge 20 The upper surface of the container is provided with a second engaging groove 28 that can be engaged with the lower end edge 29 of the lower part of the container front plate 14, but it can also be provided on the lower surface of the lower end edge of the lower left plate of the container. The engaging first engaging groove may be provided on the lower surface of the lower end edge portion of the lower portion of the container front plate, and the second engaging groove that can engage with the upper edge portion of the cover front plate may be provided.

When the container 1 is attached to the vehicle compartment 2, the container 1 without the lower cover 15 is fixed to the floor 3 (the container mounting bracket 4) (component mounted state), and the electrical wiring 7 is connected (refer to FIG. 2 ). and Figure 3).

Next, the lower cover 15 is assembled to the container 1 in the component mounted state. In the assembly of the lower cover 15, the cover left plate portion 16 is located at a position deviated to the left from the container left plate lower portion 13, and the upper surface of the cover front upper upper portion 20 is aligned with the lower end edge of the container front plate lower portion 14. The lower cover 15 is slid to the right so that the cover front upper upper edge 20 moves along the lower end edge 29 of the container front panel lower part 14 with the lower surfaces of the lower part (second engaging end edge) 29 aligned. The cover left plate upper edge portion 19 reaches the lower end edge portion 25 of the container left plate lower portion 13 . During the sliding movement of the lower cover 15, the second inner protrusion 27 faces the lower end edge 25 of the lower container left plate 13 (including the lower end edge of the bent portion at the front end of the container left plate lower 13) from below or During the contact period, the engagement between the second engaging groove 28 and the lower end edge (second engaging end edge) 29 of the lower container front plate In a state where the second engagement groove 28 and the second engagement edge portion 29 are partially engaged (incomplete engagement state), the lower cover 15 is slidably moved.

After the left end of the second inner protrusion 27 reaches the right side of the lower end edge 25 of the lower part 13 of the container left plate, the second engaging groove 28 can be engaged with the second engaging end edge 29 by pushing up the lower cover 15 Therefore, the lower cover 15 is slidably moved while maintaining the engagement between the second engagement groove 28 and the second engagement edge portion 29 (complete engagement state) (see FIGS. 5 and 7 ). The moving direction of the lower cover 15 can be restricted (guided) by sliding the lower cover 15 in a state where the second engaging groove 28 is engaged with the second engaging edge portion 29 .

When the upper end edge portion (the cover left upper upper edge portion) 19 of the cover left plate portion 16 reaches the lower end edge portion (first engagement end edge portion) 25 of the container left plate lower portion 13, the first engagement end edge portion 25 will The right side is in contact with the first inner projection 23 of the upper left upper edge portion 19 of the cover (see FIG. 8 ). Since the first inner protrusion 23 has the first inclined surface 26 whose protruding height from the groove bottom of the first engaging groove 24 gradually decreases toward the right side, the first engaging edge portion 25 is reduced in accordance with the movement of the lower cover 15 . Mount the first inclined surface 26 and move toward the first engaging groove 24 . The first engaging end edge 25 is allowed to face the first latch by elastic deformation of at least one of the lower end edge 25 of the container left plate lower portion 13 and the upper end edge (the cover left upper upper edge portion) 19 of the cover left plate portion 16 . The movement of the engaging groove 24 on the first inclined surface 26 causes the first engaging end edge 25 of the first inclined surface 26 to be engaged with the first engaging groove 24 (see FIG. 9 ).

After the first engaging groove 24 is engaged with the first engaging edge portion 25 and the second engaging groove 28 is engaged with the second engaging edge portion 29, the lower cover 15 is fixed to the container 1 and the floor 3, The installation of the container 1 is thus completed. The container mounting bracket 4 and the electrical wiring 7 are covered by the lower cover 15 .

According to the present embodiment, by sliding the lower cover 15 in a state where the second engaging groove 28 is engaged with the second engaging edge portion 29 , the moving direction of the lower cover 15 can be restricted, and the first inner protrusion 23 The first inclined surface 26 can easily and reliably engage the first engaging edge portion 25 with the first engaging groove 24 , thereby improving the assembling workability of the lower cover 15 .

In the assembled state of the cover, the first engaging groove 24 is engaged with the first engaging edge portion 25 , and the second engaging groove 28 is engaged with the second engaging edge portion 29 . The engagement between the first engagement groove 24 and the first engagement end edge portion 25 restricts the movement of the cover left plate portion 16 relative to the container left plate lower portion 13 in the vehicle width direction, and the second engagement groove 28 engages with the second The engagement of the edge portion 29 restricts the movement of the cover front plate portion 17 in the front-rear direction with respect to the container front plate lower portion 14 . By these engagements, the positioning of the lower cover 15 with respect to the container 1 can be performed easily and reliably.

In addition, in a state where the upper end edge portion 19 of the cover left plate portion 16 reaches the lower end edge portion 25 of the container left plate lower portion 13, a part or the whole of the second engaging end edge portion 29 extends from the second engaging groove 28 to the rear side. When the second engaging edge portion 29 is located on or near the second inclined surface 30, in order to move the second engaging edge portion 29 toward the second engaging groove 28 on the second inclined surface 30, The cover front plate portion 17 is pressed to the rear side by lightly tapping the cover front plate portion 17 or the like. By press-fitting the cover front plate portion 17 , the second engaging edge portion 29 can be engaged with the second engaging groove 28 . The second inclination of the second engaging edge portion 29 toward the second engaging groove 28 is allowed by elastic deformation of at least one of the lower edge portion 29 of the container front plate lower portion 14 and the upper edge portion 20 of the cover front plate portion 17 . Movement on face 30. Since the second inclined surface 30 is provided on the second inner protrusion 27 in this way, the second engagement edge portion 29 can be easily and reliably engaged with the second engagement groove 28 .

As described above, the present disclosure has been described based on the above-described embodiments, but the present disclosure is not limited to the contents of the above-described embodiments, and it is needless to say that appropriate changes can be made without departing from the scope of the present disclosure. That is, it is needless to say that other embodiments, examples, operation techniques, and the like made by those skilled in the art based on the present embodiment are all included in the scope of the present disclosure.

For example, in the above-mentioned embodiment, the case where the lower cover 15 is assembled to the container 1 has been described, but the configuration of the above-mentioned embodiment can also be applied when the lower cover is attached to another vehicle-mounted component.

This application is based on Japanese Patent Application (Japanese Patent Application No. 2020-033902) filed on February 28, 2020, the content of which is incorporated herein by reference.

industrial availability

The present disclosure can be applied to a vehicle provided with an in-vehicle component to which a lower cover is assembled.

Description of reference numerals

1: Container (heating and cooling box, vehicle parts)

2: carriage

3: Floor (installed surface)

4: Container Mounting Brackets

7: Electrical wiring

10: Container front panel

11: Container rear panel

12: The left plate of the container

13: The lower part of the left plate of the container (the side plate part of the first part)

14: The lower part of the container front plate (the second part side plate part)

15: Lower cover

16: Cover left plate part (first cover side plate part)

17: Cover front panel (second cover side panel)

18: Cover rear panel

19: Upper edge of cover left plate (upper edge of cover left plate)

20: The upper edge of the cover front plate (the upper edge of the cover front plate)

21: The upper edge of the cover rear plate (the upper edge of the cover rear plate)

22: Outside protrusions

23: First medial protrusion

24: The first engaging slot

25: The first engaging end edge (the lower end edge of the lower part of the left plate of the container)

26: The first inclined plane

27: Second medial protrusion

28: Second engaging slot

29: Second engaging edge portion (lower edge portion of the lower part of the container front plate)

30: Second inclined plane

Claims (2)

1. A lower cover assembly structure of a vehicle-mounted component, in which a lower cover is assembled to the vehicle-mounted component in a component mounting state in which the vehicle-mounted component is fixed to a mounting surface on a vehicle side,

the method comprises the following steps:

a first member side plate portion provided at a lower portion of the in-vehicle member, rising upward away from the mounted surface in the member mounted state, and extending in a first direction;

a second member side plate portion provided at a lower portion of the in-vehicle member, rising upward away from the mounted surface in the member mounted state, and extending in a second direction intersecting the first direction from one end of the first member side plate portion;

a first cover side plate portion provided on the lower cover, continuously extending downward from the first member side plate portion in a cover assembled state in which the lower cover is assembled to the in-vehicle component in the component-mounted state, and covering a lower portion of the in-vehicle component from one side in the second direction; and

a second cover side plate portion provided to the lower cover, continuously extending downward from the second member side plate portion in the cover assembled state, and covering a lower portion of the in-vehicle member from one side in the first direction,

one end surface of the lower end edge of the first member side plate portion and the upper end edge of the first cover side plate portion constitutes a first engagement end surface having a first engagement groove extending in the first direction,

the other of the lower end edge of the first member side plate and the upper end edge of the first cover side plate forms a first engagement end edge that can be inserted into the first engagement groove and engaged therewith,

the engagement between the first engaging groove and the first engaging edge portion restricts the movement of the first cover side plate portion in the second direction with respect to the first member side plate portion,

one end surface of a lower end edge of the second member-side plate and an upper end edge of the second cover-side plate constitutes a second engaging end surface having a second engaging groove extending in the second direction,

the other of the lower end edge of the second member-side plate and the upper end edge of the second cover-side plate constitutes a second engaging end edge that can be inserted into the second engaging groove and engaged therewith,

the engagement between the second engagement groove and the second engagement edge portion restricts the movement of the second cover side plate portion in the first direction with respect to the second member side plate portion,

in the assembled state of the hood, the first engaging groove engages with the first engaging end edge portion, and the second engaging groove engages with the second engaging end edge portion,

a first inner protrusion is formed on the first engagement end surface, the first inner protrusion extending in the first direction so as to define the other side of the first engagement groove in the second direction,

the first inner side protrusion is provided with a first inclined surface, and the protruding height of the first inclined surface from the bottom of the first clamping groove gradually decreases towards the other side of the second direction.

2. The lower-cover assembling structure of vehicle-mounted parts according to claim 1,

a second inner protrusion is formed on the second engagement end surface, the second inner protrusion extending in the second direction so as to define the other side of the first direction of the second engagement groove,

the second inner protrusion has a second inclined surface, and a protruding height of the second inclined surface from a groove bottom of the second engaging end surface gradually decreases toward the other side in the first direction.

Images